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GB2431839B - Audio processing - Google Patents

Audio processing

Info

Publication number
GB2431839B
GB2431839B GB0522089A GB0522089A GB2431839B GB 2431839 B GB2431839 B GB 2431839B GB 0522089 A GB0522089 A GB 0522089A GB 0522089 A GB0522089 A GB 0522089A GB 2431839 B GB2431839 B GB 2431839B
Authority
GB
Grant status
Grant
Patent type
Prior art keywords
audio
processing
audio processing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
GB0522089A
Other versions
GB2431839A (en )
GB0522089D0 (en )
Inventor
William Edmund Kentish
Nicolas John Haynes
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Europe Ltd
Original Assignee
Sony Europe Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Grant date

Links

Classifications

    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10LSPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/018Audio watermarking, i.e. embedding inaudible data in the audio signal
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRICAL DIGITAL DATA PROCESSING
    • G06F17/00Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10Complex mathematical operations
    • G06F17/15Correlation function computation including computation of convolution operations
GB0522089A 2005-10-28 2005-10-28 Audio processing Expired - Fee Related GB2431839B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0522089A GB2431839B (en) 2005-10-28 2005-10-28 Audio processing

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB0522089A GB2431839B (en) 2005-10-28 2005-10-28 Audio processing
US12090875 US8032361B2 (en) 2005-10-28 2006-10-27 Audio processing apparatus and method for processing two sampled audio signals to detect a temporal position
CN 200680040228 CN101297354B (en) 2005-10-28 2006-10-27 Audio Processing
PCT/GB2006/004013 WO2007049056A1 (en) 2005-10-28 2006-10-27 Audio processing

Publications (3)

Publication Number Publication Date
GB0522089D0 GB0522089D0 (en) 2005-12-07
GB2431839A true GB2431839A (en) 2007-05-02
GB2431839B true GB2431839B (en) 2010-05-19

Family

ID=35515976

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0522089A Expired - Fee Related GB2431839B (en) 2005-10-28 2005-10-28 Audio processing

Country Status (4)

Country Link
US (1) US8032361B2 (en)
CN (1) CN101297354B (en)
GB (1) GB2431839B (en)
WO (1) WO2007049056A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0724174D0 (en) * 2007-12-11 2008-01-23 Sony Corp Encoding and detecting apparatus
US8737627B2 (en) * 2011-04-19 2014-05-27 Hon Hai Precision Industry Co., Ltd. Electronic device and decoding method of audio data thereof
US20140111701A1 (en) * 2012-10-23 2014-04-24 Dolby Laboratories Licensing Corporation Audio Data Spread Spectrum Embedding and Detection
WO2014120685A1 (en) 2013-02-04 2014-08-07 Dolby Laboratories Licensing Corporation Systems and methods for detecting a synchronization code word
US9824694B2 (en) 2013-12-05 2017-11-21 Tls Corp. Data carriage in encoded and pre-encoded audio bitstreams
US8918326B1 (en) * 2013-12-05 2014-12-23 The Telos Alliance Feedback and simulation regarding detectability of a watermark message
US9130685B1 (en) 2015-04-14 2015-09-08 Tls Corp. Optimizing parameters in deployed systems operating in delayed feedback real world environments
CN104835502A (en) * 2015-05-20 2015-08-12 捷思锐科技(北京)有限公司 Audio signal processing method, audio signal processing device and electronic equipment
US9454343B1 (en) 2015-07-20 2016-09-27 Tls Corp. Creating spectral wells for inserting watermarks in audio signals
US9626977B2 (en) 2015-07-24 2017-04-18 Tls Corp. Inserting watermarks into audio signals that have speech-like properties

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1236912A (en) * 1961-04-06 1971-06-23 Snecma A method for the multiplication of electrical signals
US3906213A (en) * 1973-03-27 1975-09-16 Thomson Csf Correlation system for delay measurement
US4169245A (en) * 1972-07-26 1979-09-25 E-Systems, Inc. Spectral correlation
US20020013681A1 (en) * 2000-05-23 2002-01-31 Oostveen Job Cornelis Watermark detection

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5495246A (en) 1993-05-10 1996-02-27 Apple Computer, Inc. Telecom adapter for interfacing computing devices to the analog telephone network
US8505108B2 (en) * 1993-11-18 2013-08-06 Digimarc Corporation Authentication using a digital watermark
US7209567B1 (en) * 1998-07-09 2007-04-24 Purdue Research Foundation Communication system with adaptive noise suppression
CA2809775C (en) * 1999-10-27 2017-03-21 The Nielsen Company (Us), Llc Audio signature extraction and correlation
WO2002015587A3 (en) * 2000-08-16 2003-03-13 Dolby Lab Licensing Corp Modulating one or more parameters of an audio or video perceptual coding system in response to supplemental information
WO2002084645A3 (en) 2001-04-13 2002-12-19 Dolby Lab Licensing Corp High quality time-scaling and pitch-scaling of audio signals
KR100820385B1 (en) * 2002-04-25 2008-04-10 랜드마크 디지털 서비시즈 엘엘씨 Robust and Invariant Audio Pattern Matching
US7221902B2 (en) * 2004-04-07 2007-05-22 Nokia Corporation Mobile station and interface adapted for feature extraction from an input media sample

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1236912A (en) * 1961-04-06 1971-06-23 Snecma A method for the multiplication of electrical signals
US4169245A (en) * 1972-07-26 1979-09-25 E-Systems, Inc. Spectral correlation
US3906213A (en) * 1973-03-27 1975-09-16 Thomson Csf Correlation system for delay measurement
US20020013681A1 (en) * 2000-05-23 2002-01-31 Oostveen Job Cornelis Watermark detection

Also Published As

Publication number Publication date Type
GB2431839A (en) 2007-05-02 application
CN101297354A (en) 2008-10-29 application
US8032361B2 (en) 2011-10-04 grant
WO2007049056A1 (en) 2007-05-03 application
GB0522089D0 (en) 2005-12-07 grant
CN101297354B (en) 2011-12-07 grant
US20080275697A1 (en) 2008-11-06 application

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20131028